loggerappendernull.php

来自「PHP 知识管理系统（基于树结构的知识管理系统）, 英文原版的PHP源码。」· PHP 代码 · 共 66 行

<?php
/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *
 * @package log4php
 * @subpackage appenders
 */

/** @ignore */
if (!defined('LOG4PHP_DIR')) define('LOG4PHP_DIR', dirname(__FILE__) . '/..');
 
require_once(LOG4PHP_DIR . '/LoggerAppenderSkeleton.php');
require_once(LOG4PHP_DIR . '/LoggerLog.php');

/**
 * A NullAppender merely exists, it never outputs a message to any device.  
 *
 * @author  Marco Vassura
 * @version $Revision: 635069 $
 * @package log4php
 * @subpackage appenders
 */
class LoggerAppenderNull extends LoggerAppenderSkeleton {

    /**
     * @access private
     */
    protected $requiresLayout = false;
    
    public function activateOptions()
    { 
        $this->closed = false;
    }
    
    public function close()
    {
        $this->closed = true;
    }
    
    /**
     * Do nothing. 
     * How I Love it !! :)
     * 
     * @param LoggerLoggingEvent $event
     */
    protected function append($event)
    {
        LoggerLog::debug("LoggerAppenderNull::append()");
    }
}